See also:

Important notes on use
To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. Adding DEF is one of the tasks performed during maintenance. Under normal operating condi ...

Muscular Moves, Eventually
The turbo-diesel GL320 Bluetec has additional exhaust treatments to cut soot and nitrogen oxide emissions — technology last year's diesel GL320 CDI lacked, which is why California and several Nort ...

INTERIOR
It's inside the R-Class where some of those previously mentioned quirks start rearing their ugly heads. The R-Class has an electronic gearshift lever on the steering wheel. Putting the car into ...